this is about whether the irs targeted conservative groups seeking tax ex emstatus. republicans claim it was politically motivated. tea party and other conservative words, they were targeted. lois learner refused to testify today, invoking her fifth amendment rights, as she did last year during the hearings. listen to this. >> my counsel has advised me that i have not waived my constitutional rights under the fifth amendment, and on his advice, i will decline to answer any question on the subject matter of this hearing. >> that is her right to do that. the testimony broke down into a heated argument, though, between the committee's ranking democrat, elijah coupummings an darrell issa. listen to this. >> ladies and gentlemen, seeking the truth is the obligation of this committee. i can see no point in going further. i have no expectation that ms. learner will cooperate with this committee. >> mr. chairman, i have a statement. i have a procedural question, mr. chairman. mr. chairman, i have a procedural question. mr. chairman, you cannot run a committee like this. you